The Bently Nevada 991-25-XX-01-CN is a thrust transmitter used in various industrial applications, particularly in rotating machinery. It is part of the Bently Nevada 3500 System, which provides condition monitoring and protection for critical rotating machinery.

This transmitter measures the thrust or axial force exerted by a rotating shaft on its bearings. It provides accurate and reliable measurements, helping to monitor machinery health and detect potential problems before costly failures occur.

Key Features

• Non-contact measurement: The 991 transmitter uses a non-contact proximity probe to measure target displacement, offering reliable and maintenance-free measurement.
• High accuracy: The transmitter ensures precise measurements of thrust force with high accuracy and repeatability.
• Wide operating temperature range: The 991 operates in a wide range of temperatures, suitable for various industrial environments.
• Rugged construction: The transmitter withstands harsh industrial conditions and vibration.
• Compatibility: It easily integrates into existing monitoring systems and is compatible with the Bently Nevada 3500 System.

Technical Specifications

Although exact specifications vary by model and configuration, general technical specifications typically include:

• Measurement range: Covers a wide range of thrust forces, depending on the specific model and configuration.
• Frequency response: The transmitter accurately measures both low-frequency and high-frequency vibrations.
• Output signal: Typically provides a 4-20 mA analog signal, compatible with most industrial control systems.
• Power requirements: Requires a DC power supply to operate.
• Environmental conditions: Designed to operate in high temperatures, humidity, and vibration.

Applications

The Bently Nevada 991-25-XX-01-CN transmitter is commonly used in the following applications:

• Centrifugal compressors: Monitors thrust bearing wear and detects imbalances.
• Pumps: Monitors shaft alignment and detects cavitation.
• Turbines: Monitors thrust bearing wear and detects imbalances.
• Electric motors: Monitors bearing wear and detects misalignment.